JavaScript获取两个数组交集的方法

本文实例讲述了JavaScript获取两个数组交集的方法。分享给大家供大家参考。具体如下： 这里传入的数组必须是已经排过序的 /* finds the intersection of * two arrays in a simple fashion. * * PARAMS * a - first array, must already be sorted * b - second array, must already be sorted * * NOTES * * Should have O(n) operations, where n is * n = MIN(a.